High-Frequency Straight Seam Welded Pipe Production Line - BzZhou Xinghua

The Welded Pipe Production Line represents a cutting-edge solution for manufacturing high-frequency straight seam welded steel pipes. This advanced system is designed to produce electric welded steel pipes with precise specifications, making it ideal for various industrial applications. The production line's technical parameters and robust design ensure efficiency, accuracy, and durability in steel pipe manufacturing.

Key Features and Technical Specifications

The Welded Pipe Production Line is engineered to handle a wide range of steel pipe dimensions and material types. The system's technical specifications are meticulously designed to meet the demands of modern manufacturing. Below is a detailed breakdown of the key parameters:

Parameter	Specification	Description
Strip Steel Width	238-279 mm	Material: Q195-Q345 steel
Strip Steel Thickness	2.0-5.0 mm	Ensures versatility for different pipe thickness requirements
Steel Pipe Specifications	φ76-φ89 mm	Standard diameters for industrial and construction applications
Steel Pipe Length	4-8 meters	Adjustable to meet project-specific needs
Length Accuracy	0-6 mm	Ensures precise cutting and alignment
Forming Speed	60-80 m/min	High-speed production for increased output

Core Machine Components and Functionality

The production line consists of several critical components that work in harmony to ensure efficient and accurate pipe manufacturing. These include the main machine, auxiliary machines, and specialized equipment for each stage of the process.

Main Machine Composition

The Welded Pipe Production Line main machine is equipped with advanced technology to handle the forming, welding, and finishing processes. Key technical parameters include:

• Raw Materials: Q195-Q345 steel strips with thicknesses of 2.0-5.0 mm
• Welding Pipe Diameter: φ76-φ89 mm
• Welding Pipe Speed: 60-80 m/min
• Motor Specifications: DC motor Z4-280-42, 250KW (1 unit)
• Reducer: ZLY280-10 (1 unit)

The machine is arranged with a passive seven-roller leveling system, feeding vertical rollers, and a forming section with 7 flat and 8 vertical rollers. Additional components include a sizing section, guiding system, extrusion, scraping, and a cooling water tank. The system also features an 8-roller Turkish ear head for precise shaping.

Auxiliary Machines

The auxiliary machines play a vital role in the production process, ensuring smooth operation and material handling:

• Single-Station Manual Uncoiler: Adapts to steel strip coils with an inner diameter of φ762 mm and outer diameter of φ1800 mm. It includes a belt width of 280 mm and a weight capacity of 5 tons.
• Shearing and Welding Unit: Features hydraulic cutting, pneumatic pressing platforms, and manual welding (excluding welding machines).
• Four-Roller Delivery Machine: Maintains a storage bin with raw materials and delivers the welded steel strip into the storage bin. It includes a gantry frame, upper and lower roller transmission, and a gear split axle box with guide vertical rollers and horizontal pressing rollers.

Advanced Technologies and Precision Engineering

The Welded Pipe Production Line incorporates advanced technologies to ensure high precision and reliability. Key engineering features include:

• Horizontal and Vertical Shafts: The horizontal shaft has a diameter of φ100 mm, while the vertical roller shaft is φ60 mm. Both are made of 40Cr material, quenched and tempered for durability.
• Extrusion Roller Shaft: With a diameter of φ70 mm, the extrusion roller shaft is also made of 40Cr material, ensuring robust performance.
• Gear Box: Utilizes ZG35# material with spiral bevel gear transmission. The gear module is m=12, and the material is 20CrMnTi for enhanced strength.

Computerized Flying Saw Machine

The production line includes a Computerized Flying Saw Machine, which is essential for precise cutting. Its specifications include:

• Sawing Pipe Diameter: φ76-φ89 mm
• Steel Pipe Wall Thickness: 2-5 mm
• Fixed Length: 4-8 meters
• Accuracy: ±3 mm
• Maximum Sawing Times: 15 times/min
• Maximum Running Speed: 80 m/min
• Saw Blade Size: φ900 mm
• Motor Specifications: Sawing motor (AC) 55KW, driving motor (DC) 22KW
• Air Pressure: 5-7 kg/cm²

Straightening Machine

The straightening machine is designed to eliminate stress and bending in steel pipes after forming and welding. Its features include:

• Structural Form: Four-column frame structure with four upper rollers and two lower rollers. The lower roller is active, while the upper rollers are passive, pressed down by a worm gear (manual).
• Technical Parameters:
  • Motor: 30 kW
  • Straightening Rollers: φ220×400 mm (upper), φ200×240 mm (lower)
  • Material: GCr15, HRC 60-65
  • Straightening Speed: 100 m/min
  • Steel Pipe Diameter: φ60-φ89 mm
  • Wall Thickness: 2.0-5.0 mm
  • Straightening Roller Diameter: φ120 mm, material 40Cr, HRC 45-50
  • Angle Between Rollers and Pipe: 30°

Applications and Industry Use Cases

The Welded Pipe Production Line is widely used in various industries due to its versatility and efficiency. Key applications include:

• Construction: Produces steel pipes for structural frameworks, scaffolding, and piping systems.
• Oil and Gas: Manufactures pipes for pipelines, transportation, and storage systems.
• Automotive: Supplies components for vehicle chassis, exhaust systems, and other structural parts.
• Manufacturing: Provides high-quality steel pipes for machinery, equipment, and industrial applications.

Company Background: BzZhou Xinghua Machinery Equipment Manufacturing Co., Ltd.

The BzZhou Xinghua Machinery Equipment Manufacturing Co., Ltd. is a leading manufacturer of industrial machinery and equipment, specializing in the production of steel pipe manufacturing systems. With a commitment to innovation and quality, the company has established itself as a trusted supplier in the global market.

Founded in Baizhou City, the company leverages advanced engineering techniques and rigorous quality control to deliver reliable and efficient solutions for steel pipe production. Their products are designed to meet international standards, ensuring optimal performance and longevity in industrial applications.

Why Choose This Production Line?

The Welded Pipe Production Line offers several advantages that make it a preferred choice for manufacturers:

• High Efficiency: With a forming speed of 60-80 m/min, the system maximizes production output.
• Precision Engineering: Advanced technologies ensure accurate dimensions and consistent quality.
• Flexibility: Capable of producing pipes with various diameters and thicknesses to meet diverse requirements.
• Durability: Robust construction and high-quality materials ensure long-term reliability.

Conclusion

The Welded Pipe Production Line is a comprehensive solution for manufacturing high-quality steel pipes. Its advanced technical specifications, reliable components, and versatile applications make it an ideal choice for industries requiring efficient and precise pipe production. With the expertise of BzZhou Xinghua Machinery Equipment Manufacturing Co., Ltd., this system ensures optimal performance and value for manufacturers worldwide.

References

1. National Institute of Standards and Technology (NIST). Retrieved from https://www.nist.gov/

2. Welded Pipe Production Line Product Page. BzZhou Xinghua Machinery Equipment Manufacturing Co., Ltd.

3. Company Website. BzZhou Xinghua Machinery Equipment Manufacturing Co., Ltd.